[vtkusers] A problem with rendering lines on a surface

Ken Martin ken.martin at kitware.com
Mon Aug 20 09:33:14 EDT 2018


mapper->SetResolveCoincidentTopologyToPolygonOffset();  is supported with
OpenGL2. There is a test for it named TestCoincident.cxx I just checked and
it worked fine on my system and is passing on the dashboards.  Maybe
something in how you are using it.

On Wed, Aug 15, 2018 at 10:39 PM, pnt1614 <minpu.code at gmail.com> wrote:

> Using "mapper->SetResolveCoincidentTopologyToPolygonOffset();" only works
> when the VTK library is built with OpenGL. But I am using VTK 8.1.1 which
> is
> built with OpenGL2. Do you know how to solve this problem when using
> OpenGL2?
> Thank you.
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Ken Martin PhD
Distinguished Engineer
Kitware Inc.
101 East Weaver Street
Carrboro, North Carolina
27510 USA

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